Control box for a sewing machine



FIG. 1 is a front elevational view of a control box for a sewing machine, showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view

FIG. 6 is the left side elevational view thereof;

FIG. 7 is a cross-sectional view thereof, taken along line 7—7 of FIG. 3, with the internal system omitted;

FIG. 8 is a cross-sectional view thereof, taken along line 8—8 of FIG. 3, with the internal system omitted; and,

FIG. 9 is top, front and left side perspective view thereof. 

The ornamental design for a control box for a sewing machine, as shown. 